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Bug 647238 - app-editors/emacs-25.3: temacs terminates with a bus error
Summary: app-editors/emacs-25.3: temacs terminates with a bus error
Status: RESOLVED FIXED
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: Current packages (show other bugs)
Hardware: Sparc Linux
: Normal normal (vote)
Assignee: GNU Emacs project
URL:
Whiteboard:
Keywords: UPSTREAM
Depends on:
Blocks: unaligned-access
  Show dependency tree
 
Reported: 2018-02-10 18:30 UTC by Rolf Eike Beer
Modified: 2023-05-08 17:24 UTC (History)
1 user (show)

See Also:
Package list:
Runtime testing required: ---


Attachments
build.log (app-editors_emacs-25.3_use_AOirW,123.64 KB, text/plain)
2018-02-10 18:30 UTC, Rolf Eike Beer
Details
Patch for emacs-25.3.ebuild (emacs-25.3.ebuild.diff,462 bytes, patch)
2018-02-10 22:45 UTC, Ulrich Müller
Details | Diff
build.log (app-editors_emacs-25.3_use_b5bbu,214.48 KB, text/plain)
2018-02-11 14:21 UTC, Rolf Eike Beer
Details
build.log with sandbox 2.13 and emacs-25.3-r3 (app-editors_emacs-25.3-r3_use_wHT3d,161.21 KB, text/plain)
2018-03-19 07:10 UTC, Rolf Eike Beer
Details
emacs-25.3-mark_memory.patch (emacs-25.3-mark_memory.patch,356 bytes, patch)
2018-03-20 15:49 UTC, Ulrich Müller
Details | Diff

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Description Rolf Eike Beer archtester 2018-02-10 18:30:11 UTC
Created attachment 518956 [details]
build.log

Portage 2.3.19 (python 3.5.4-final-0, default/linux/sparc/17.0, gcc-6.4.0, glibc-2.25-r10, 4.14.14 sparc64)
=================================================================
System uname: Linux-4.14.14-sparc64-sun4v-with-gentoo-2.4.1
KiB Mem:    33133552 total,  12422808 free
KiB Swap:          0 total,         0 free
Timestamp of repository gentoo: Sat, 10 Feb 2018 01:15:01 +0000
Head commit of repository gentoo: f8b29442417e2e7c83525c6d7a15574b51636cb2
sh bash 4.4_p12
ld GNU ld (Gentoo 2.29.1 p3) 2.29.1
app-shells/bash:          4.4_p12::gentoo
dev-lang/perl:            5.24.3::gentoo
dev-lang/python:          2.7.14-r1::gentoo, 3.4.5-r1::gentoo, 3.5.4-r1::gentoo, 3.6.3-r1::gentoo
dev-util/cmake:           3.9.6::gentoo
dev-util/pkgconfig:       0.29.2::gentoo
sys-apps/baselayout:      2.4.1-r2::gentoo
sys-apps/openrc:          0.34.11::gentoo
sys-apps/sandbox:         2.12::gentoo
sys-devel/autoconf:       2.69-r4::gentoo
sys-devel/automake:       1.15.1-r1::gentoo
sys-devel/binutils:       2.29.1-r1::gentoo
sys-devel/gcc:            6.4.0-r1::gentoo
sys-devel/gcc-config:     1.8-r1::gentoo
sys-devel/libtool:        2.4.6-r3::gentoo
sys-devel/make:           4.2.1::gentoo
sys-kernel/linux-headers: 4.13::gentoo (virtual/os-headers)
sys-libs/glibc:           2.25-r10::gentoo
Repositories:

gentoo
    location: /usr/portage
    sync-type: rsync
    sync-uri: rsync://rsync.gentoo.org/gentoo-portage
    priority: -1000
    sync-rsync-extra-opts: 

ACCEPT_KEYWORDS="sparc"
ACCEPT_LICENSE="* -@EULA"
CBUILD="sparc-unknown-linux-gnu"
CFLAGS="-O2 -mcpu=niagara2 -pipe"
CHOST="sparc-unknown-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/gnupg/qualified.txt"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo"
CXXFLAGS="-O2 -mcpu=niagara2 -pipe"
DISTDIR="/usr/portage/distfiles"
FCFLAGS=""
FEATURES="assume-digests binpkg-logs config-protect-if-modified distlocks ebuild-locks fixlafiles merge-sync news parallel-fetch preserve-libs protect-owned sandbox sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr"
FFLAGS=""
GENTOO_MIRRORS="ftp://ftp.wh2.tu-dresden.de/pub/mirrors/gentoo ftp://ftp.join.uni-muenster.de/pub/linux/distributions/gentoo"
LANG="en_US.UTF-8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed"
MAKEOPTS="-j20"
PKGDIR="/usr/portage/packages"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --omit-dir-times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages --exclude=/.git"
PORTAGE_TMPDIR="/var/tmp"
USE="acl berkdb big-endian bzip2 cli crypt cxx dri fortran gdbm iconv ipv6 modules ncurses nls nptl openmp pam pcre readline sparc ssl tcpd unicode xattr zlib" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock isync itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 timing tsip tripmate tnt ublox ubx" INPUT_DEVICES="libinput keyboard mouse" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php5-6 php7-0" POSTGRES_TARGETS="postgres9_5" PYTHON_SINGLE_TARGET="python3_5" PYTHON_TARGETS="python2_7 python3_5" RUBY_TARGETS="ruby22 ruby23" USERLAND="GNU" VIDEO_CARDS="fbdev glint mach64 mga r128 radeon sunbw2 suncg14 suncg3 suncg6 sunffb sunleo dummy v4l" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"
Unset:  CC, CPPFLAGS, CTARGET, CXX, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LC_ALL, LINGUAS, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS
Comment 1 Ulrich Müller gentoo-dev 2018-02-10 19:29:29 UTC
This suspiciously looks like a sandbox issue:

./temacs --batch --load loadup bootstrap
Unable to trace static ELF: ./temacs: ./temacs --batch --load loadup bootstrap

Can you try again with FEATURES="-sandbox -usersandbox", and if this succeeds, with sandbox downgraded to version 2.10?
Comment 2 Rolf Eike Beer archtester 2018-02-10 21:29:54 UTC
First result:

FEATURES="test -sandbox -usersandbox" USE='X Xaw3d -acl alsa -athena -dbus dynamic-loading -games -gconf -gfile gif -gpm gsettings -gtk -gtk3 -gzip-el -imagemagick inotify -jpeg -kerberos -libxml2 livecd -m17n-lib motif -pax_kernel -png sound source ssl svg tiff -toolkit-scroll-bars -wide-int -xft -xpm -zlib' emerge -1 =app-editors/emacs-25.3

This works.
Comment 3 Ulrich Müller gentoo-dev 2018-02-10 22:45:45 UTC
Created attachment 518960 [details, diff]
Patch for emacs-25.3.ebuild

Please try if unsetting LD_PRELOAD fixes it, as in this patch for emacs-25.3.ebuild?
Comment 4 Rolf Eike Beer archtester 2018-02-11 09:29:12 UTC
Patch works.
Comment 5 Larry the Git Cow gentoo-dev 2018-02-11 11:23:37 UTC
The bug has been closed via the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=0b0800435bbc35d2a175fff316535bf3225379f6

commit 0b0800435bbc35d2a175fff316535bf3225379f6
Author:     Ulrich Müller <ulm@gentoo.org>
AuthorDate: 2018-02-11 11:20:27 +0000
Commit:     Ulrich Müller <ulm@gentoo.org>
CommitDate: 2018-02-11 11:22:49 +0000

    app-editors/emacs: Disable the sandbox entirely.
    
    In addition to SANDBOX_ON=0, unset LD_PRELOAD.
    Fixes a build error on sparc.
    
    Closes: https://bugs.gentoo.org/647238
    Package-Manager: Portage-2.3.24, Repoman-2.3.6

 app-editors/emacs/emacs-18.59-r11.ebuild | 5 ++---
 app-editors/emacs/emacs-23.4-r16.ebuild  | 5 +++--
 app-editors/emacs/emacs-24.5-r4.ebuild   | 4 ++--
 app-editors/emacs/emacs-25.3.ebuild      | 4 ++--
 4 files changed, 9 insertions(+), 9 deletions(-)

Additionally, it has been referenced in the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=4c2e8ee475030ff647316549be255a7a818ada0d

commit 4c2e8ee475030ff647316549be255a7a818ada0d
Author:     Ulrich Müller <ulm@gentoo.org>
AuthorDate: 2018-02-11 11:22:19 +0000
Commit:     Ulrich Müller <ulm@gentoo.org>
CommitDate: 2018-02-11 11:22:49 +0000

    app-editors/emacs-vcs: Disable the sandbox entirely.
    
    In addition to SANDBOX_ON=0, unset LD_PRELOAD.
    Sync from app-editors/emacs.
    
    Bug: https://bugs.gentoo.org/647238
    Package-Manager: Portage-2.3.24, Repoman-2.3.6

 app-editors/emacs-vcs/emacs-vcs-26.0.90.ebuild      | 4 ++--
 app-editors/emacs-vcs/emacs-vcs-26.0.91.ebuild      | 4 ++--
 app-editors/emacs-vcs/emacs-vcs-26.0.9999-r1.ebuild | 4 ++--
 app-editors/emacs-vcs/emacs-vcs-27.0.9999.ebuild    | 4 ++--
 4 files changed, 8 insertions(+), 8 deletions(-)}
Comment 6 Rolf Eike Beer archtester 2018-02-11 14:21:55 UTC
Created attachment 519062 [details]
build.log
Comment 7 Rolf Eike Beer archtester 2018-02-11 14:22:06 UTC
Sorry for the mess, but it is a actually not fixed. The configuration I tested was sadly the one that failed because of missing libXpm before (bug 647242). The problem actually is still there. I'll run the -sandbox tests again.
Comment 8 Rolf Eike Beer archtester 2018-02-11 15:20:16 UTC
FEATURES="test -sandbox -usersandbox" USE='X -Xaw3d acl -alsa athena dbus -dynamic-loading -games gconf gfile gif -gpm -gsettings gtk -gtk3 -gzip-el -imagemagick -inotify -jpeg kerberos libxml2 livecd m17n-lib motif -pax_kernel png sound source ssl svg -tiff -toolkit-scroll-bars wide-int -xft xpm -zlib' emerge -1 =app-editors/emacs-25.3

Loading emacs-lisp/byte-run...
Loading emacs-lisp/backquote...
Loading subr...
Loading version...
make[1]: *** [Makefile:737: bootstrap-emacs] Bus error
Comment 9 Ulrich Müller gentoo-dev 2018-02-11 16:45:36 UTC
So do I understand this correctly, it also fails with sandbox disabled via FEATURES?
Comment 10 Rolf Eike Beer archtester 2018-02-11 23:11:22 UTC
Exactly.
Comment 11 Ulrich Müller gentoo-dev 2018-03-18 17:04:18 UTC
Can you try again with sys-apps/sandbox-2.13 and emacs-25.3-r3?
Comment 12 Rolf Eike Beer archtester 2018-03-19 06:20:46 UTC
Same error.
Comment 13 Ulrich Müller gentoo-dev 2018-03-19 06:47:48 UTC
(In reply to Rolf Eike Beer from comment #12)
> Same error.

Does it output that "Unable to trace static ELF" message, too?
Comment 14 Rolf Eike Beer archtester 2018-03-19 07:10:41 UTC
Created attachment 524354 [details]
build.log with sandbox 2.13 and emacs-25.3-r3

Basically the same errors as before AFAICT.
Comment 15 Ulrich Müller gentoo-dev 2018-03-19 07:21:39 UTC
Very strange. "Unable to trace static ELF" is a message from sandbox so it shouldn't appear.

Can you add -ggdb to your CFLAGS and run that failing temacs command under gdb (i.e., in ${S}/src: "gdb temacs" and "run --batch --load loadup bootstrap")? So we can get a backtrace and see where it segfaults?
Comment 16 Ulrich Müller gentoo-dev 2018-03-19 15:25:57 UTC
Reported upstream:
https://debbugs.gnu.org/cgi/bugreport.cgi?bug=30855
Comment 17 Ulrich Müller gentoo-dev 2018-03-20 15:49:59 UTC
Created attachment 524504 [details, diff]
emacs-25.3-mark_memory.patch

Please try if attached patch (extracted from upstream bug) fixes the problem.
Comment 18 Rolf Eike Beer archtester 2018-03-20 20:40:57 UTC
I can confirm that the patch from https://debbugs.gnu.org/cgi/bugreport.cgi?bug=30855#23 fixes the build for me for both 25.3-r3 and 26.0.91.
Comment 19 Larry the Git Cow gentoo-dev 2018-03-20 21:26:36 UTC
The bug has been closed via the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=ba63e05366fad6b78ba5f4ed86faf90e9d56acb9

commit ba63e05366fad6b78ba5f4ed86faf90e9d56acb9
Author:     Ulrich Müller <ulm@gentoo.org>
AuthorDate: 2018-03-20 21:21:21 +0000
Commit:     Ulrich Müller <ulm@gentoo.org>
CommitDate: 2018-03-20 21:25:41 +0000

    app-editors/emacs: Fix segmentation fault on sparc.
    
    Closes: https://bugs.gentoo.org/647238
    Package-Manager: Portage-2.3.24, Repoman-2.3.6

 app-editors/emacs/Manifest             | 1 +
 app-editors/emacs/emacs-25.3-r3.ebuild | 4 +++-
 2 files changed, 4 insertions(+), 1 deletion(-)
Comment 20 Ulrich Müller gentoo-dev 2018-03-21 00:25:05 UTC
I've done an unchanged bump to -r4 because it is not purely a build time issue, but a small code change with USE=wide-int on 32 bit arches.